<script>
    function AuthPasswd(string) {
        if(string.length >=6) {
            if(/[a-zA-Z]+/.test(string) && /[0-9]+/.test(string) && /\W+\D+/.test(string)) {
                noticeAssign(1);
            }else if(/[a-zA-Z]+/.test(string) || /[0-9]+/.test(string) || /\W+\D+/.test(string)) {
                if(/[a-zA-Z]+/.test(string) && /[0-9]+/.test(string)) {
                    noticeAssign(-1);
                }else if(/\[a-zA-Z]+/.test(string) && /\W+\D+/.test(string)) {
                    noticeAssign(-1);
                }else if(/[0-9]+/.test(string) && /\W+\D+/.test(string)) {
                    noticeAssign(-1);
                }else{
                    noticeAssign(0);
                }
            }
        }else{
            noticeAssign(null);
        }
    }

    function noticeAssign(num) {
        if(num == 1) {
            $('#weak').css({backgroundColor:'#009900'});
            $('#middle').css({backgroundColor:'#009900'});
            $('#strength').css({backgroundColor:'#009900'});
            $('#strength').html('很强');
            $('#middle').html('');
            $('#weak').html('');
        }else if(num == -1){
            $('#weak').css({backgroundColor:'#ffcc33'});
            $('#middle').css({backgroundColor:'#ffcc33'});
            $('#strength').css({backgroundColor:''});
            $('#weak').html('');
            $('#middle').html('中');
            $('#strength').html('');
        }else if(num ==0) {
            $('#weak').css({backgroundColor:'#dd0000'});
            $('#middle').css({backgroundColor:''});
            $('#strength').css({backgroundColor:''});
            $('#weak').html('弱');
            $('#middle').html('');
            $('#strength').html('');
        }else{
            $('#weak').html('&nbsp;');
            $('#middle').html('&nbsp;');
            $('#strength').html('&nbsp;');
            $('#weak').css({backgroundColor:''});
            $('#middle').css({backgroundColor:''});
            $('#strength').css({backgroundColor:''});
        }
    }
</script>